Finding the Third Proportional to 17,892 and 38,860

Step by Step Solution

1. Step 1: Write the proportion equation
   17,892 : 38,860 = 38,860 : x
2. Step 2: Convert to fraction form
   17,892/38,860 = 38,860/x
3. Step 3: Cross multiply
   17,892x = 38,860 × 38,860
4. Step 4: Simplify right side
   17,892x = 1,510,099,600
5. Step 5: Solve for x
   x = 1,510,099,600/17,892
6. Step 6: Final answer
   x = 84,400.83